<template>
	<a-list :class="prefixCls" bordered :pagination="getPagination">
		<template v-for="item in getData" :key="item.id">
			<a-list-item class="list-item">
				<a-list-item-meta>
					<template #title>
						<div class="title">
							<a-typography-paragraph
								@click="handleTitleClick(item)"
								style="width: 100%; margin-bottom: 0 !important"
								:style="{ cursor: isTitleClickable ? 'pointer' : '' }"
								:delete="!!item.titleDelete"
								:ellipsis="
									$props.titleRows && $props.titleRows > 0
										? { rows: $props.titleRows, tooltip: !!item.title }
										: false
								"
								:content="item.title"
							/>
							<div class="extra" v-if="item.extra">
								<a-tag class="tag" :color="item.color">
									{{ item.extra }}
								</a-tag>
							</div>
						</div>
					</template>

					<template #avatar>
						<a-avatar v-if="item.avatar" class="avatar" :src="item.avatar" />
						<span v-else> {{ item.avatar }}</span>
					</template>

					<template #description>
						<div>
							<div class="description" v-if="item.description">
								<a-typography-paragraph
									style="width: 100%; margin-bottom: 0 !important"
									:ellipsis="
										$props.descRows && $props.descRows > 0
											? { rows: $props.descRows, tooltip: !!item.description }
											: false
									"
									:content="item.description"
								/>
							</div>
							<div class="datetime">
								{{ item.datetime }}
							</div>
						</div>
					</template>
				</a-list-item-meta>
			</a-list-item>
		</template>
	</a-list>
</template>
<script lang="ts">
import { computed, defineComponent, PropType, ref, watch, unref } from 'vue';
import { ListItem } from './data';
import { useDesign } from '@/hooks/web/useDesign';
import { List, Avatar, Tag, Typography } from 'ant-design-vue';
import { isNumber } from '@/utils/is';

export default defineComponent({
	components: {
		[Avatar.name]: Avatar,
		[List.name]: List,
		[List.Item.name]: List.Item,
		AListItemMeta: List.Item.Meta,
		ATypographyParagraph: Typography.Paragraph,
		[Tag.name]: Tag,
	},
	props: {
		list: {
			type: Array as PropType<ListItem[]>,
			default: () => [],
		},
		pageSize: {
			type: [Boolean, Number] as PropType<Boolean | Number>,
			default: 5,
		},
		currentPage: {
			type: Number,
			default: 1,
		},
		titleRows: {
			type: Number,
			default: 1,
		},
		descRows: {
			type: Number,
			default: 2,
		},
		onTitleClick: {
			type: Function as PropType<(Recordable) => void>,
		},
	},
	emits: ['update:currentPage'],
	setup(props, { emit }) {
		const { prefixCls } = useDesign('header-notify-list');
		const current = ref(props.currentPage || 1);
		const getData = computed(() => {
			const { pageSize, list } = props;
			if (pageSize === false) return [];
			let size = isNumber(pageSize) ? pageSize : 5;
			return list.slice(size * (unref(current) - 1), size * unref(current));
		});
		watch(
			() => props.currentPage,
			v => {
				current.value = v;
			},
		);
		const isTitleClickable = computed(() => !!props.onTitleClick);
		const getPagination = computed(() => {
			const { list, pageSize } = props;
			if (pageSize > 0 && list && list.length > pageSize) {
				return {
					total: list.length,
					pageSize,
					//size: 'small',
					current: unref(current),
					onChange(page) {
						current.value = page;
						emit('update:currentPage', page);
					},
				};
			} else {
				return false;
			}
		});

		function handleTitleClick(item: ListItem) {
			props.onTitleClick && props.onTitleClick(item);
		}

		return { prefixCls, getPagination, getData, handleTitleClick, isTitleClickable };
	},
});
</script>
<style lang="less" scoped>
@prefix-cls: ~'@{namespace}-header-notify-list';

.@{prefix-cls} {
	&::-webkit-scrollbar {
		display: none;
	}

	:deep(.ant-pagination-disabled) {
		display: inline-block !important;
	}

	&-item {
		padding: 6px;
		overflow: hidden;
		cursor: pointer;
		transition: all 0.3s;

		.title {
			margin-bottom: 8px;
			font-weight: normal;

			.extra {
				float: right;
				margin-top: -1.5px;
				margin-right: 0;
				font-weight: normal;

				.tag {
					margin-right: 0;
				}
			}

			.avatar {
				margin-top: 4px;
			}

			.description {
				font-size: 12px;
				line-height: 18px;
			}

			.datetime {
				margin-top: 4px;
				font-size: 12px;
				line-height: 18px;
			}
		}
	}
}
</style>
